Carlson Dam is an earth dam located in Polk County, Nebraska, built in 1983. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 32 ft32 ft tall and 450 ft long, taller than 74% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Carlson Dam
The primary purpose of Carlson Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Central Platte Natural Resources District (local government). It impounds the Tr-clear Creek near Rogers.
The dam stands 32 feet tall and stretches 450 feet across, creates a reservoir covering 17 acres, has a maximum storage capacity of 265 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1983, the structure is 43 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 06/08/2021.
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Location
| State | Nebraska |
| County | Polk |
| Nearest City | Rogers |
| River/Stream | Tr-clear Creek |
| Coordinates | 41.20968, -97.74198 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 26 ft |
| Dam Length | 450 ft |
| Year Completed | 1983 (43 years old) |
Storage & Hydraulics
| NID Storage | 265 acre-ft |
| Max Storage | 265 acre-ft |
| Normal Storage | 77 acre-ft |
| Surface Area | 17 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 349 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Central Platte Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/08/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE02077 |
| Federal ID | NE02077 |
| More Info | State Dam Safety Program |